Add 8/5 and 8/18
1st number: 1 3/5, 2nd number: 8/18
8/5 + 8/18 is 92/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
8/5 = 8 × 18/5 × 18 = 144/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
8/18 = 8 × 5/18 × 5 = 40/90 - Add the two like fractions:
144/90 + 40/90 = 144 + 40/90 = 184/90 - 184/90 simplified gives 92/45
- So, 8/5 + 8/18 = 92/45
In mixed form: 22/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/5+8/18 8/5+16/18 8/10+8/18 8/5+8/36 24/5+8/18 8/5+24/18 8/15+8/18 8/5+8/54 40/5+8/18 8/5+40/18 8/25+8/18 8/5+8/90 56/5+8/18 8/5+56/18 8/35+8/18